MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744
SHA3-384 hash: 9cbe79def7d130947792522af026fbe572e2dfd0542e7c62b95121d84066707963f25fecad7ef104b9201f7206045395
SHA1 hash: 7a93bc13f2b0686948a73db38c615ecde3ad7752
MD5 hash: 9cd1d6d0275ffc81f7d89cfc2ef22a6a
humanhash: double-virginia-papa-missouri
File name:PO 00017.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:815'104 bytes
First seen:2024-08-28 11:05:29 UTC
Last seen:2024-08-28 11:53:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:IdG98FAb0bRAH1mquX0ies+fCshjICwW/BWD3PIzwv4IbbR/4OmsxrJ:IdA8Q6Ro8++aWzPIzC4Ib9wOms
Threatray 8 similar samples on MalwareBazaar
TLSH T1980501542A25DA07C9A547F90DB0F2B1177D5EEEA901E31A8FD9ADEFBD32B004C50193
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
375
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO 00017.exe
Verdict:
No threats detected
Analysis date:
2024-08-28 11:06:29 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2f07531e-e76d-44fe-83d3-7caf2b8913a9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.710.2191.3173.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cf049df1a57bfb70912e4e
Tags:
Generic Static Kryptik
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7944f819-6e83-4f7c-9b0d-9f877bb90058
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1500435
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-08-28 11:06:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ypkl66zumvfp26kjbj6dxi5rt6omxeqoh6twjhbdu46ie2p6m5ca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
60734325fb48873fcbe11315a91032bef2048981cd35cdd24c6502cb81b03d92
Formbook
8f81ed1c250530c6a24f60a8f0c39f48bd2c98f08e6100bc8f844fc3a53c6909
Formbook
db87b7e683d92aa8d013663c6bc6ba116023af2cb7f9ec6c2ad88694235f2b12
Formbook
f4cc2743d202249ab338480e5c4cf22f2662065d078da09c89af833dbd1c1717
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/240828-m7ebqawbnf/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/98abbd94-51df-45c1-9b65-2bded1915cad
Unpacked files
SH256 hash:
beec54f5744c2d00638eca8f5668882d95bc4ad5a112834f77689c270fffbda9
MD5 hash:
64947fe4d3a1c7ac3a53ad87008f78c7
SHA1 hash:
c3f598e1b955a31e93ef81fb0e19d1f8dd69bbc7
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/81e780fb-5fea-43b6-9a18-8baf0e074e45/
SH256 hash:
cb0da7e09ab8975e7407182194ff29f2986dea444d724a231e09c9e9dd7fd99c
MD5 hash:
104e6a02598b3cb01356802f12d6994c
SHA1 hash:
bb60c8ab67010a4147d7f43dbb1efb417bd4cef7
Link:
https://www.unpac.me/results/81e780fb-5fea-43b6-9a18-8baf0e074e45/
SH256 hash:
66c34fb52ab239fdcbd5d61f0b540e45399b986a5379398e0d72014778635226
MD5 hash:
6faa7caee083f4dba03910c95ad29237
SHA1 hash:
8c21b7b035471ed301ef6138c657e865f596f3d3
Link:
https://www.unpac.me/results/81e780fb-5fea-43b6-9a18-8baf0e074e45/
SH256 hash:
0371f633031157d98c883966e6c94a336700f5b66239bf96af10b571d059cbc9
MD5 hash:
29242cc49aa936795ada426e892c76b0
SHA1 hash:
45cfd75860f19a8fbbd79180a75c06280c79e663
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/81e780fb-5fea-43b6-9a18-8baf0e074e45/
Parent samples :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 hash:
c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744
MD5 hash:
9cd1d6d0275ffc81f7d89cfc2ef22a6a
SHA1 hash:
7a93bc13f2b0686948a73db38c615ecde3ad7752
Link:
https://www.unpac.me/results/81e780fb-5fea-43b6-9a18-8baf0e074e45/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c3d4bf7b3465/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe c3d4bf7b34654afd79490a7c3ba3b19f9ccb920e3fa7649c23a73c8269fe6744

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments